Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社創育filedCritical株式会社創育
Priority to JP1988051599UpriorityCriticalpatent/JPH0712041Y2/ja
Publication of JPH01177772UpublicationCriticalpatent/JPH01177772U/ja
Application grantedgrantedCritical
Publication of JPH0712041Y2publicationCriticalpatent/JPH0712041Y2/ja